Roller Bearing
Cylindrical Roller Bearings NJ321 NJ326 NJ328 for Industrial Machinery High Precision P0-P4
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ISO 9001:2015
P0-P4 Precision
Factory Direct
Product Detail
Self-Aligning Roller Bearing 22320MB 22321MB 22322MB 22324MB/W33 for Industrial Machinery
Ensure smooth, high-precision rotation for your industrial machinery with our Self-Aligning Roller Bearing series. Engineered to handle heavy radial loads while compensating for shaft misalignment, these double row bearings (22320MB, 22321MB, 22322MB, 22324MB/W33) deliver reliable performance in demanding conditions like machine tools and textile equipment.
- Precision grades from P0 to P4 and clearance options (C0/C3/C4) let you fine-tune for specific operational needs, reducing unexpected downtime
- Constructed with high-grade bearing steel for extended service life, even under continuous heavy load
- Unseparated design ensures easy installation and maintenance, backed by our 12-month warranty for peace of mind
MOQ
1 Piece
Sample Lead Time
3-5 Days
Bulk Lead Time
5-15 Days
Warranty
12 Months
Free Sample Available
OEM / ODM Support
T/T · L/C · Alibaba
Product Description
Especificaciones del producto
Parámetro
Detalles
Modelo NO.
Clasificación de Precisión
P0, P6, P5, P4, P2
Liquidación
C0, C3, C4
Cuerpo Rodante
Rodamientos de rodillos
El Número de Filas
Doble
Material
Acero para rodamientos
Esférico
Alineación de rodamientos
Dirección de Carga
Rodamiento radial
Separado
No separado
Dimensión Exterior
50-2500 mm
Especificación
Código HS
8482300000
Industrias de Aplicación
Industria
Equipo Típico
Maquinaria Industrial
Herramientas de Máquina, Reductores, Transportadores
Fabricación Pesada
Maquinaria Agrícola
Tractores, Cosechadoras, Equipos de Labranza
Construcción
Excavadoras, Cargadoras, Mezcladoras de Concreto
Equipment failures due to bearing issues cost manufacturers thousands in lost productivity each year. Misalignment, heavy loads, and poor quality components often lead to premature wear, forcing unplanned shutdowns. Sourcing bearings that balance durability, precision, and availability can be a challenge—especially when dealing with multiple suppliers or uncertain lead times. Rodamientos de rodillos autoalineables diseñados para la durabilidad industrial
Our Self-Aligning Roller Bearings, including models 22320MB, 22321MB, 22322MB, and 22324MB/W33, are designed to address these challenges. As a professional bearing manufacturer with over 15 years of experience, we produce double row radial roller bearings that accommodate shaft misalignment, reduce vibration, and handle high radial loads. These bearings are ideal for industrial machinery such as reducers, conveyor systems, and heavy-duty equipment where reliability under stress is critical. Rendimiento Optimizado en Entornos Industriales Exigentes
Self-aligning roller bearings excel in applications with dynamic operating conditions. Whether your machinery operates at varying speeds, experiences heavy shock loads, or requires tolerance for shaft deflection, these bearings deliver consistent performance. The double row design distributes load evenly, while the spherical outer ring allows for angular misalignment up to 2-3 degrees—minimizing stress on adjacent components and extending service life in agricultural, construction, and manufacturing settings. Características técnicas que garantizan una fiabilidad a largo plazo
The performance of our Self-Aligning Roller Bearings is defined by critical technical attributes. Precision ratings from P0 to P4 ensure dimensional accuracy, with tighter tolerances (P4/P2) available for high-precision machinery like CNC spindles. Clearance options (C0, C3, C4) allow customization for thermal expansion needs—C3/C4 clearances are recommended for applications with elevated temperatures or heavy loads. Constructed from high-grade bearing steel, these bearings maintain structural integrity under extreme pressure, while the unseparated design simplifies installation and reduces maintenance complexity. Por qué los rodamientos genuinos reducen el costo total de propiedad
Choosing authentic Self-Aligning Roller Bearings over counterfeit alternatives directly impacts your bottom line. Inferior bearings often fail within months, leading to repeated replacements, production downtime, and potential damage to expensive equipment. Our bearings meet ISO international standards and undergo rigorous testing, including dimensional inspection and performance validation, ensuring consistent quality. The long service life of genuine bearings lowers replacement frequency, while reliable performance reduces unplanned maintenance costs—ultimately delivering a lower total cost of ownership compared to cheaper, uncertified options. Nuestro Compromiso con la Calidad y el Servicio
With ISO 9001:2015 and ISO 14001 certifications, we adhere to strict quality management practices from raw material inspection to final production. Our technical R&D team and experienced QC staff ensure each bearing meets performance specifications, while our flexible order policies support your needs—1 piece MOQ for standard bearings, 3-5 day delivery for samples, and 5-15 day lead times for bulk orders. We provide free technical guidance on selection, installation, and maintenance, plus a 12-month warranty covering manufacturing defects. For distributors and wholesalers, free samples are available (freight borne by customer) to verify quality before placing large orders. Embalaje en cartón y paletas para un transporte seguro
3-5 días hábiles para pedidos de muestra, 5-15 días hábiles para pedidos al por mayor
Múltiples opciones logísticas que incluyen envío exprés, aéreo y marítimo
Información de seguimiento en tiempo real proporcionada para todos los envíos
Don’t let bearing failures disrupt your operations. Contact us with your required model (22320MB, 22321MB, 22322MB, 22324MB/W33), application details, and quantity to receive a quote within 24 hours. With our ready stock and efficient delivery, you can minimize downtime and keep your machinery running smoothly. Preguntas Frecuentes
P: ¿Son estos rodamientos genuinos y trazables?
A: Yes, we are a professional manufacturer with strict quality control processes. All products are traceable through our production records and meet ISO standards. P: ¿Cómo confirmo el modelo de rodamiento correcto para mi equipo?
A: Our technical team can assist with选型 based on your equipment specifications, load requirements, and operating conditions. Provide your machinery model or drawing for personalized support. P: ¿Cuál es su política de garantía?
A: Ofrecemos una garantía de 12 meses a partir de la fecha de entrega, que cubre defectos de fabricación. Los productos defectuosos calificados pueden ser reemplazados o reembolsados.
Q: ¿Cuál es la cantidad mínima de pedido?
A: Standard bearings have a 1 piece MOQ. Sample orders have no MOQ, and customized order quantities are negotiable. P: ¿Cuánto tiempo tarda el envío?
A: Sample orders ship in 3-5 working days, bulk orders in 5-15 working days. Logistics time depends on your location and chosen shipping method. Ready to order or need a quote?
22320MB
100*215*73 mm
Crushers, Presses, Rolling Mills
Minimize Downtime with Reliable Self-Aligning Roller Bearings for Industrial Machinery
Packaging & Shipping
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03
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